Charlie Munger, left, and Warren Buffett, right
At the annual Berkshire Hathaway shareholder meeting, billionaire Charlie Munger said that cutting out toxic people is essential to success.
  • Charlie Munger has died at 99. He was Warren Buffett's No. 2 at Berkshire Hathaway.
  • He was known for giving sage advice, including a key lesson: getting toxic people out of your life.
  • "The great lesson of life is get them the hell out of your life — and do it fast," Munger said this year.

Charlie Munger, Warren Buffett's No. 2 at Berkshire Hathaway, died Tuesday. He was known for his unvarnished advice on life.